- Heat transfer does not inevitably cause a temperature rise. An increase in internal energy can also cause a temperature rise without heat transfer.
- For a non-flow system, the heat transferred is equal to the change in enthalpy of the system.
- Enthalpy is a property that depends on the temperature and pressure of a system. An increase in enthalpy means the system has gained heat at constant pressure.
Metrology is the science of measurement. Some key points:
1) A wavelength standard has advantages over line and end standards as it provides a stable reference without endpoints.
2) Limit gauges are used to check if a part's dimensions fall within the acceptable tolerance range. They are classified based on their application as go, no-go, adjustable, and ring gauges.
3) Measurement systems involve accuracy, precision, calibration, and other factors. Primary transducers directly measure physical quantities while secondary transducers convert one form of energy to another.
This document contains exam questions from multiple subjects including Engineering Mathematics, Material Science and Metallurgy, Applied Thermodynamics, and Production Technology and Tool Engineering. The questions cover a wide range of topics testing knowledge of calculus, differential equations, material properties, phase diagrams, thermodynamic cycles, refrigeration, and mechanisms. Students are instructed to answer 5 full questions by selecting at least 2 questions from each part of the exam.
This document appears to contain questions from an examination in Basic Thermodynamics. It includes questions on various thermodynamics concepts like thermodynamic equilibrium, the zeroth law of thermodynamics, work, heat, and processes involving gases. Specifically, part A asks about the differences between thermal and thermodynamic equilibrium, the importance of the zeroth law, relationships between Celsius scales using ideal gases, and determining temperatures using two different thermometers. Part B asks about defining work and heat and distinguishing between them, calculating the temperature rise of brake shoes during braking of a vehicle, and finding the work done during compression of a gas using a given pressure-volume relationship.
This document contains questions from an examination on wireless communication and systems modeling. It includes multiple choice and long answer questions covering topics like AD-HOC wireless networking, MAC protocols, routing protocols, transport layer protocols, security, QoS, queuing models, probability distributions, random number generation, and statistical hypothesis testing. The questions would require explanations, diagrams, calculations, and simulations to fully answer.
This document appears to be part of an examination for a course in Building Materials and Construction Technology. It contains instructions to answer 5 full questions from the paper, selecting at least 2 questions from each part (Part A and Part B). Part A includes questions about foundations, masonry, lintels, stairs, and plasters/paints. Part B includes questions about doors, trusses, floors, and stresses/strains in materials. The document provides a list of potential exam questions within these topic areas.
This document appears to be an examination paper for Engineering Mathematics from a third semester B.E. degree program. It contains 10 questions across two parts - Part A and Part B. The questions cover a range of topics including Fourier series, differential equations, matrix eigenvalues, interpolation, and numerical methods. Students are instructed to answer any 5 full questions, selecting at least 2 from each part. The questions vary in marks from 4 to 10 marks each.
The document contains the questions from the Fourth Semester B.E. Degree Examination in Engineering Mathematics - IV. It has two parts, Part A and Part B, with multiple choice questions in each part. Some of the questions in Part A ask students to use numerical methods like Picard's method, Euler's modified method, and Runge-Kutta method of fourth order to solve initial value problems and solve systems of simultaneous equations. Other questions in Part B involve topics like analytic functions, harmonic functions, and Legendre polynomials. Students are required to solve five full questions by selecting at least two from each part.
This document appears to be an exam paper for an 8th semester software testing course. It contains 6 questions with subparts related to software testing topics. Question 1 asks about the definitions of error, fault, and failure and separation of actual vs observed behavior. Question 2 covers defect management, software vs hardware testing, and static testing. Question 3 is about cause-effect graphing and the BOR algorithm. Question 4 addresses infeasibility problems and structural testing criteria. Question 5 covers control and data dependence graphs, reaching definitions, and data flow analysis terms. Question 6 asks about test scaffolding, test oracles, and testing strategies like integration testing.
Metrology is the science of measurement. Some key points:
1) A wavelength standard has advantages over line and end standards as it provides a stable reference without endpoints.
2) Limit gauges are used to check if a part's dimensions fall within the acceptable tolerance range. They are classified based on their application as go, no-go, adjustable, and ring gauges.
3) Measurement systems involve accuracy, precision, calibration, and other factors. Primary transducers directly measure physical quantities while secondary transducers convert one form of energy to another.
This document contains exam questions from multiple subjects including Engineering Mathematics, Material Science and Metallurgy, Applied Thermodynamics, and Production Technology and Tool Engineering. The questions cover a wide range of topics testing knowledge of calculus, differential equations, material properties, phase diagrams, thermodynamic cycles, refrigeration, and mechanisms. Students are instructed to answer 5 full questions by selecting at least 2 questions from each part of the exam.
This document appears to contain questions from an examination in Basic Thermodynamics. It includes questions on various thermodynamics concepts like thermodynamic equilibrium, the zeroth law of thermodynamics, work, heat, and processes involving gases. Specifically, part A asks about the differences between thermal and thermodynamic equilibrium, the importance of the zeroth law, relationships between Celsius scales using ideal gases, and determining temperatures using two different thermometers. Part B asks about defining work and heat and distinguishing between them, calculating the temperature rise of brake shoes during braking of a vehicle, and finding the work done during compression of a gas using a given pressure-volume relationship.
This document contains questions from an examination on wireless communication and systems modeling. It includes multiple choice and long answer questions covering topics like AD-HOC wireless networking, MAC protocols, routing protocols, transport layer protocols, security, QoS, queuing models, probability distributions, random number generation, and statistical hypothesis testing. The questions would require explanations, diagrams, calculations, and simulations to fully answer.
This document appears to be part of an examination for a course in Building Materials and Construction Technology. It contains instructions to answer 5 full questions from the paper, selecting at least 2 questions from each part (Part A and Part B). Part A includes questions about foundations, masonry, lintels, stairs, and plasters/paints. Part B includes questions about doors, trusses, floors, and stresses/strains in materials. The document provides a list of potential exam questions within these topic areas.
This document appears to be an examination paper for Engineering Mathematics from a third semester B.E. degree program. It contains 10 questions across two parts - Part A and Part B. The questions cover a range of topics including Fourier series, differential equations, matrix eigenvalues, interpolation, and numerical methods. Students are instructed to answer any 5 full questions, selecting at least 2 from each part. The questions vary in marks from 4 to 10 marks each.
The document contains the questions from the Fourth Semester B.E. Degree Examination in Engineering Mathematics - IV. It has two parts, Part A and Part B, with multiple choice questions in each part. Some of the questions in Part A ask students to use numerical methods like Picard's method, Euler's modified method, and Runge-Kutta method of fourth order to solve initial value problems and solve systems of simultaneous equations. Other questions in Part B involve topics like analytic functions, harmonic functions, and Legendre polynomials. Students are required to solve five full questions by selecting at least two from each part.
This document appears to be an exam paper for an 8th semester software testing course. It contains 6 questions with subparts related to software testing topics. Question 1 asks about the definitions of error, fault, and failure and separation of actual vs observed behavior. Question 2 covers defect management, software vs hardware testing, and static testing. Question 3 is about cause-effect graphing and the BOR algorithm. Question 4 addresses infeasibility problems and structural testing criteria. Question 5 covers control and data dependence graphs, reaching definitions, and data flow analysis terms. Question 6 asks about test scaffolding, test oracles, and testing strategies like integration testing.
This document appears to be an exam for the course Strength of Materials. It contains questions that ask students to:
- Define terms like "Bulk modulus"
- Derive expressions, like for the deformation of a member due to self weight
- Calculate things like the stress induced in a member due to an applied load
- Explain concepts such as principal stresses and maximum shear stress
- Solve problems involving things like eccentric loading on a beam and buckling of columns
The questions cover a wide range of topics in strength of materials including stress, strain, deformation, shear force and bending moment diagrams, principal stresses, and column buckling.
This document appears to be exam questions for a postgraduate course on Design of Plates and Shells.
The first question asks students to discuss the classification of plates and assumptions made in thin plate analysis. The second establishes relationships between bending moments, curvature, and twisting moments for thin rectangular plates in pure bending. The third derives the differential equation for deflected surfaces of laterally loaded rectangular plates. Subsequent questions address boundary conditions, Navier and Levy solutions for plate deflection, differential equations for circular plate bending, shell classification/equilibrium equations using membrane and bending theories, and short notes on folded plates, cylindrical shell theories, and more.
This document contains questions from engineering mathematics, strength of materials, and surveying exams. Some key questions include:
1) Finding Fourier transforms and series expansions of various functions.
2) Calculating stresses, strains, deflections, and loads in beams, columns, and other structural elements.
3) Explaining surveying concepts like bearings, triangulation, traversing, leveling, contours, and performing related calculations.
This document appears to contain questions from an engineering mathematics exam. It includes questions on several topics:
1. Differential equations, evaluating integrals using Cauchy's integral formula, Bessel functions, and Legendre polynomials.
2. Vector calculus topics like divergence and curl of vector fields, and finding equations of planes and lines.
3. Probability and statistics problems involving binomial, normal and Poisson distributions.
4. Graph theory questions about planar graphs, chromatic polynomials, and finding minimum spanning trees.
5. Combinatorics problems involving counting arrangements and distributions with restrictions.
This document contains instructions for a 3 hour exam in Engineering Mathematics - I. It consists of 5 modules and students must answer 5 full questions, choosing one from each module. The document provides sample questions from each module. Module 1 covers derivatives, Module 2 covers trigonometric functions, Module 3 covers limits, series expansions and multivariable calculus topics. Module 4 covers differential equations and Module 5 covers curves, curvature and vector calculus topics. The document provides the framework and content coverage for the exam.
This document contains questions from a third semester Bachelor of Engineering degree examination in Mechanics of Materials. It includes two parts, Part A and Part B.
Part A contains three questions. Question 1 has sub-parts asking students to analyze data from a tensile test on mild steel and calculate properties like Young's modulus, proportional limit, true breaking stress and percentage elongation. Question 2 has sub-parts asking students to calculate total elongation of a brass bar under axial forces and find Poisson's ratio and elastic constants from tensile test data.
Part B likely contains similar analysis questions related to mechanics of materials, though the specific questions are not included in the document provided. The document provides the framework and context for the examination,
This document contains information about an engineering mathematics examination, including five questions covering topics like numerical methods for solving differential equations, complex variables, orthogonal polynomials, and probability. It also provides materials data and stipulations for designing a M35 grade concrete mix according to Indian standards.
The first part of the document outlines five questions on the exam covering numerical methods like Euler's method, Picard's method, Runge-Kutta method, and Milne's predictor-corrector method for solving differential equations. It also includes questions on complex variables, orthogonal polynomials, and probability.
The second part provides test data for materials to be used in designing a concrete mix for M35 grade concrete according to Indian standards, including stipulations
This document contains a summary of an engineering mathematics exam with questions covering various topics including:
1) Solving differential equations using Taylor series, Runge-Kutta, and Picard's methods.
2) Computing values for functions that satisfy given differential equations using Runge-Kutta and Milne's methods.
3) Analyzing functions in complex plane including Cauchy-Riemann equations and conformal mappings.
4) Solving problems involving Legendre polynomials, addition theorems of probability, and Poisson and normal distributions.
5) Testing hypotheses using statistical methods and fitting distributions to data.
1. The document contains questions from a third semester B.E. degree examination in discrete mathematical structures.
2. It asks students to define sets, prove properties of sets, solve problems involving sets and functions, write symbolic logic statements, and determine if logic arguments are valid or not.
3. Several questions also involve topics like tautologies, propositional logic, and predicate logic.
This document contains the details of an examination for a third semester engineering degree. It includes instructions to answer any five full questions selecting at least two from each part. The document then lists 14 questions across two parts (A and B) related to topics in logic design and electronic circuits. The questions cover various concepts including universal gates, Boolean functions, amplifiers, feedback, operational amplifiers, timers and voltage regulators. Diagrams and calculations are included in some of the questions.
This document appears to be an exam for a Concrete Technology course, with questions covering various topics related to concrete materials and design. It includes two parts (A and B) with multiple choice questions. Part A questions cover topics like cement manufacturing processes, aggregate properties and testing, workability of concrete, and the role of chemical and mineral admixtures. Part B questions address factors influencing concrete strength, testing methods, elastic properties of concrete, durability, shrinkage and creep, and concrete mix design procedures. Students are instructed to answer any five full questions, selecting at least two from each part, and references are made to relevant Indian Standards for concrete.
This document contains questions from a Microcontrollers exam for a Fourth Semester B.E. degree. It is divided into two parts: Part A and Part B. Part A focuses on microcontroller fundamentals like architecture, instruction sets, and assembly language programming. Questions cover topics such as distinguishing microprocessors from microcontrollers, describing features of the 8051 microcontroller, interfacing memory, addressing modes, and writing assembly programs. Part B examines more advanced microcontroller concepts including timers, interrupts, serial communication, and peripheral interfacing. Questions explore differences between timers and counters, generating frequencies using timers, configuring external interrupts, sending messages via serial port, and operating modes of the 8255 peripheral.
This document contains questions from a Material Science and Metallurgy exam. It covers various topics:
- Crystal structures of BCC, FCC and HCP lattices and their properties. Diffusion of iron atoms in BCC lattice.
- Mechanical properties in the plastic region from stress-strain diagrams. True and conventional strain expressions. Twinning mechanism of plastic deformation.
- Fracture mechanisms based on Griffith's theory of brittle fracture. Factors affecting creep. Fatigue testing and S-N curves for materials.
- Solidification process and expression for critical nucleus radius. Cast metal structures. Solid solutions and Hume-Rothery rules. Phase diagrams and Gibbs phase rule.
This document contains information about a computer aided engineering drawing examination, including instructions, questions, and diagrams. Question 1 involves drawing projections of points and lines. Question 2 involves drawing projections of hexagonal and frustum pyramids. Question 3 involves drawing isometric projections of a pentagonal pyramid or reducing a frustum of a square pyramid to development of its lateral surfaces. The examination tests skills in technical drawing, geometry, and spatial visualization.
This document contains the questions from an engineering mathematics exam with 8 questions divided into 2 parts (A and B). Part A contains 3 multi-part questions on topics related to differential equations, including using Taylor's series, Runge-Kutta method, and Milne's predictor-corrector method to solve initial value problems. Part B contains 5 multi-part questions covering additional topics such as Legendre polynomials, Bessel's differential equation, probability, hypothesis testing, and confidence intervals. The exam tests knowledge of numerical analysis techniques for solving differential equations as well as topics in advanced calculus, probability, and statistics.
The document outlines the syllabus for the first semester M.Tech exam in computational structural mechanics, covering topics like static and kinematic indeterminacy, flexibility and stiffness methods, finite element analysis of beams, frames and trusses, and numerical techniques for solving systems of equations. It lists 10 questions, asking students to solve structural analysis problems using different analytical methods, perform structural modeling, and carry out structural design computations. Short notes may also be asked on topics related to matrix operations and structural analysis algorithms.
This document contains the solutions to an engineering mathematics exam. It asks the student to solve various problems related to differential equations using numerical methods like Picard's method, Euler's modified method, Adam Bashforth method, and 4th order Runge Kutta method. It also contains problems on complex numbers, analytic functions, and harmonic functions. Legendre polynomials and their properties are also discussed. Questions related to probability, random variables, and hypothesis testing are presented.
This document contains the questions from a Third Semester B.E. Degree Examination in Network Analysis. It consists of 5 questions with 3 sub-questions each, selecting at least 2 questions from each part A and B.
Part A questions focus on network analysis techniques like star-delta transformation, mesh analysis, node voltage method, graph theory concepts and tie set scheduling. Sample circuits are provided to solve using these techniques.
Part B questions discuss dual networks, matrix representation of networks using tie-sets, network theorems and two-port networks. Definitions and explanations are provided along with examples where needed.
The document tests the examinee's knowledge of various network analysis concepts, theorems and problem solving
The document contains questions from the Fourth Semester B.E. Degree Examination in Material Science and Metallurgy. It has two parts - Part A and Part B. Some of the key questions asked include defining atomic packing factor and calculating values for FCC structure, explaining different types of point defects, stating and explaining Fick's second law of diffusion,
(08 Marks)
(06 Marks)
Explain the working of a D-type flip-flop with truth table and timing diagram.
(08 Marks)
Design a 4-bit binary counter using D flip-flops. Obtain the state table and state diagram.
(08 Marks)
Explain the working of a JK flip-flop with truth table and timing diagram.
(08 Marks)
Design a 4-bit synchronous up/down counter using JK flip-flops. Obtain the state table and
state diagram.
(08 Marks)
c.
Explain the working of a shift register with block diagram.
This document contains questions from an examination in Analog Electronic Circuits. It is divided into two parts, with Part A focusing on semiconductor diodes and rectifier circuits, and Part B focusing on transistor amplifier circuits. Some of the questions ask students to analyze circuits, determine operating points, derive circuit parameters, and calculate values needed to meet design specifications for aspects like voltage gain and frequency response. The document tests students' understanding of fundamental analog electronic components and circuits.
b.
(08 Marks)
, 10, 12, 15)
(10 Marks)
Design a 4-bit binary adder using half adders and full adders.
(08 Marks)
c. Design a 4-bit binary subtractor using half subtractors and full subtractors.
(08 Marks)
3 a.
Design a 4-bit magnitude comparator using basic gates.
(10 Marks)
b.
Design a 4-bit binary comparator using basic gates.
(10 Marks)
4 a.
Design a 4-bit binary multiplier using AND gates and half adders.
(10
This document appears to be an exam for the course Strength of Materials. It contains questions that ask students to:
- Define terms like "Bulk modulus"
- Derive expressions, like for the deformation of a member due to self weight
- Calculate things like the stress induced in a member due to an applied load
- Explain concepts such as principal stresses and maximum shear stress
- Solve problems involving things like eccentric loading on a beam and buckling of columns
The questions cover a wide range of topics in strength of materials including stress, strain, deformation, shear force and bending moment diagrams, principal stresses, and column buckling.
This document appears to be exam questions for a postgraduate course on Design of Plates and Shells.
The first question asks students to discuss the classification of plates and assumptions made in thin plate analysis. The second establishes relationships between bending moments, curvature, and twisting moments for thin rectangular plates in pure bending. The third derives the differential equation for deflected surfaces of laterally loaded rectangular plates. Subsequent questions address boundary conditions, Navier and Levy solutions for plate deflection, differential equations for circular plate bending, shell classification/equilibrium equations using membrane and bending theories, and short notes on folded plates, cylindrical shell theories, and more.
This document contains questions from engineering mathematics, strength of materials, and surveying exams. Some key questions include:
1) Finding Fourier transforms and series expansions of various functions.
2) Calculating stresses, strains, deflections, and loads in beams, columns, and other structural elements.
3) Explaining surveying concepts like bearings, triangulation, traversing, leveling, contours, and performing related calculations.
This document appears to contain questions from an engineering mathematics exam. It includes questions on several topics:
1. Differential equations, evaluating integrals using Cauchy's integral formula, Bessel functions, and Legendre polynomials.
2. Vector calculus topics like divergence and curl of vector fields, and finding equations of planes and lines.
3. Probability and statistics problems involving binomial, normal and Poisson distributions.
4. Graph theory questions about planar graphs, chromatic polynomials, and finding minimum spanning trees.
5. Combinatorics problems involving counting arrangements and distributions with restrictions.
This document contains instructions for a 3 hour exam in Engineering Mathematics - I. It consists of 5 modules and students must answer 5 full questions, choosing one from each module. The document provides sample questions from each module. Module 1 covers derivatives, Module 2 covers trigonometric functions, Module 3 covers limits, series expansions and multivariable calculus topics. Module 4 covers differential equations and Module 5 covers curves, curvature and vector calculus topics. The document provides the framework and content coverage for the exam.
This document contains questions from a third semester Bachelor of Engineering degree examination in Mechanics of Materials. It includes two parts, Part A and Part B.
Part A contains three questions. Question 1 has sub-parts asking students to analyze data from a tensile test on mild steel and calculate properties like Young's modulus, proportional limit, true breaking stress and percentage elongation. Question 2 has sub-parts asking students to calculate total elongation of a brass bar under axial forces and find Poisson's ratio and elastic constants from tensile test data.
Part B likely contains similar analysis questions related to mechanics of materials, though the specific questions are not included in the document provided. The document provides the framework and context for the examination,
This document contains information about an engineering mathematics examination, including five questions covering topics like numerical methods for solving differential equations, complex variables, orthogonal polynomials, and probability. It also provides materials data and stipulations for designing a M35 grade concrete mix according to Indian standards.
The first part of the document outlines five questions on the exam covering numerical methods like Euler's method, Picard's method, Runge-Kutta method, and Milne's predictor-corrector method for solving differential equations. It also includes questions on complex variables, orthogonal polynomials, and probability.
The second part provides test data for materials to be used in designing a concrete mix for M35 grade concrete according to Indian standards, including stipulations
This document contains a summary of an engineering mathematics exam with questions covering various topics including:
1) Solving differential equations using Taylor series, Runge-Kutta, and Picard's methods.
2) Computing values for functions that satisfy given differential equations using Runge-Kutta and Milne's methods.
3) Analyzing functions in complex plane including Cauchy-Riemann equations and conformal mappings.
4) Solving problems involving Legendre polynomials, addition theorems of probability, and Poisson and normal distributions.
5) Testing hypotheses using statistical methods and fitting distributions to data.
1. The document contains questions from a third semester B.E. degree examination in discrete mathematical structures.
2. It asks students to define sets, prove properties of sets, solve problems involving sets and functions, write symbolic logic statements, and determine if logic arguments are valid or not.
3. Several questions also involve topics like tautologies, propositional logic, and predicate logic.
This document contains the details of an examination for a third semester engineering degree. It includes instructions to answer any five full questions selecting at least two from each part. The document then lists 14 questions across two parts (A and B) related to topics in logic design and electronic circuits. The questions cover various concepts including universal gates, Boolean functions, amplifiers, feedback, operational amplifiers, timers and voltage regulators. Diagrams and calculations are included in some of the questions.
This document appears to be an exam for a Concrete Technology course, with questions covering various topics related to concrete materials and design. It includes two parts (A and B) with multiple choice questions. Part A questions cover topics like cement manufacturing processes, aggregate properties and testing, workability of concrete, and the role of chemical and mineral admixtures. Part B questions address factors influencing concrete strength, testing methods, elastic properties of concrete, durability, shrinkage and creep, and concrete mix design procedures. Students are instructed to answer any five full questions, selecting at least two from each part, and references are made to relevant Indian Standards for concrete.
This document contains questions from a Microcontrollers exam for a Fourth Semester B.E. degree. It is divided into two parts: Part A and Part B. Part A focuses on microcontroller fundamentals like architecture, instruction sets, and assembly language programming. Questions cover topics such as distinguishing microprocessors from microcontrollers, describing features of the 8051 microcontroller, interfacing memory, addressing modes, and writing assembly programs. Part B examines more advanced microcontroller concepts including timers, interrupts, serial communication, and peripheral interfacing. Questions explore differences between timers and counters, generating frequencies using timers, configuring external interrupts, sending messages via serial port, and operating modes of the 8255 peripheral.
This document contains questions from a Material Science and Metallurgy exam. It covers various topics:
- Crystal structures of BCC, FCC and HCP lattices and their properties. Diffusion of iron atoms in BCC lattice.
- Mechanical properties in the plastic region from stress-strain diagrams. True and conventional strain expressions. Twinning mechanism of plastic deformation.
- Fracture mechanisms based on Griffith's theory of brittle fracture. Factors affecting creep. Fatigue testing and S-N curves for materials.
- Solidification process and expression for critical nucleus radius. Cast metal structures. Solid solutions and Hume-Rothery rules. Phase diagrams and Gibbs phase rule.
This document contains information about a computer aided engineering drawing examination, including instructions, questions, and diagrams. Question 1 involves drawing projections of points and lines. Question 2 involves drawing projections of hexagonal and frustum pyramids. Question 3 involves drawing isometric projections of a pentagonal pyramid or reducing a frustum of a square pyramid to development of its lateral surfaces. The examination tests skills in technical drawing, geometry, and spatial visualization.
This document contains the questions from an engineering mathematics exam with 8 questions divided into 2 parts (A and B). Part A contains 3 multi-part questions on topics related to differential equations, including using Taylor's series, Runge-Kutta method, and Milne's predictor-corrector method to solve initial value problems. Part B contains 5 multi-part questions covering additional topics such as Legendre polynomials, Bessel's differential equation, probability, hypothesis testing, and confidence intervals. The exam tests knowledge of numerical analysis techniques for solving differential equations as well as topics in advanced calculus, probability, and statistics.
The document outlines the syllabus for the first semester M.Tech exam in computational structural mechanics, covering topics like static and kinematic indeterminacy, flexibility and stiffness methods, finite element analysis of beams, frames and trusses, and numerical techniques for solving systems of equations. It lists 10 questions, asking students to solve structural analysis problems using different analytical methods, perform structural modeling, and carry out structural design computations. Short notes may also be asked on topics related to matrix operations and structural analysis algorithms.
This document contains the solutions to an engineering mathematics exam. It asks the student to solve various problems related to differential equations using numerical methods like Picard's method, Euler's modified method, Adam Bashforth method, and 4th order Runge Kutta method. It also contains problems on complex numbers, analytic functions, and harmonic functions. Legendre polynomials and their properties are also discussed. Questions related to probability, random variables, and hypothesis testing are presented.
This document contains the questions from a Third Semester B.E. Degree Examination in Network Analysis. It consists of 5 questions with 3 sub-questions each, selecting at least 2 questions from each part A and B.
Part A questions focus on network analysis techniques like star-delta transformation, mesh analysis, node voltage method, graph theory concepts and tie set scheduling. Sample circuits are provided to solve using these techniques.
Part B questions discuss dual networks, matrix representation of networks using tie-sets, network theorems and two-port networks. Definitions and explanations are provided along with examples where needed.
The document tests the examinee's knowledge of various network analysis concepts, theorems and problem solving
The document contains questions from the Fourth Semester B.E. Degree Examination in Material Science and Metallurgy. It has two parts - Part A and Part B. Some of the key questions asked include defining atomic packing factor and calculating values for FCC structure, explaining different types of point defects, stating and explaining Fick's second law of diffusion,
(08 Marks)
(06 Marks)
Explain the working of a D-type flip-flop with truth table and timing diagram.
(08 Marks)
Design a 4-bit binary counter using D flip-flops. Obtain the state table and state diagram.
(08 Marks)
Explain the working of a JK flip-flop with truth table and timing diagram.
(08 Marks)
Design a 4-bit synchronous up/down counter using JK flip-flops. Obtain the state table and
state diagram.
(08 Marks)
c.
Explain the working of a shift register with block diagram.
This document contains questions from an examination in Analog Electronic Circuits. It is divided into two parts, with Part A focusing on semiconductor diodes and rectifier circuits, and Part B focusing on transistor amplifier circuits. Some of the questions ask students to analyze circuits, determine operating points, derive circuit parameters, and calculate values needed to meet design specifications for aspects like voltage gain and frequency response. The document tests students' understanding of fundamental analog electronic components and circuits.
b.
(08 Marks)
, 10, 12, 15)
(10 Marks)
Design a 4-bit binary adder using half adders and full adders.
(08 Marks)
c. Design a 4-bit binary subtractor using half subtractors and full subtractors.
(08 Marks)
3 a.
Design a 4-bit magnitude comparator using basic gates.
(10 Marks)
b.
Design a 4-bit binary comparator using basic gates.
(10 Marks)
4 a.
Design a 4-bit binary multiplier using AND gates and half adders.
(10
1. The question document contains a series of questions pertaining to electronic circuits. It covers topics such as biasing techniques, transistor characteristics, feedback, oscillators, amplifiers, regulated power supplies, and other analog circuits.
2. Part A questions ask about voltage divider bias, FET characteristics, MOSFET operation, photodetectors, CRT displays, and Darlington amplifiers. Part B covers feedback, multivibrators, filters, power supplies, absolute value circuits, and voltage doublers.
3. Students are required to answer any five full questions selecting at least two each from Parts A and B. The questions test understanding of circuit operation, analysis, characteristics, applications and design
This document appears to contain exam questions for the subject "Electronic Circuits". It includes questions related to BJT operating point, UJT construction and operation, MOSFET and CMOS characteristics, photoconductors and optocouplers. Some sample calculations are provided related to photodiode parameters like NEP, detectivity, quantum efficiency. The document tests knowledge of fundamental electronic devices and circuits.
1. The document contains questions from a third semester B.E. degree examination in discrete mathematical structures.
2. It asks students to define sets, prove properties of sets, solve problems involving sets and functions, write symbolic logic statements, and determine if logic arguments are valid or not.
3. Several questions also involve topics like tautologies, propositional logic, and predicate logic.
This document contains information about an engineering mathematics exam for a fourth semester bachelor's degree program. It provides details about the exam such as the duration, maximum marks, and instructions to answer questions from each part of the exam. The document then lists the questions in two parts - Part A and Part B. Part A contains questions on topics like Taylor series, Runge-Kutta method, Adams-Bashforth method, systems of differential equations, and Bessel functions. Part B contains questions on Laplace's equation in cylindrical coordinates, Legendre polynomials, probability, distributions, hypothesis testing, and curve fitting.
This document appears to be an exam paper for the subject Logic Design. It contains 10 questions divided into two parts - Part A and Part B. The questions cover various topics related to logic design including canonical forms, minimization of logic functions, multiplexers, decoders, adders and code converters. Students are instructed to answer any 5 full questions selecting at least 2 questions from each part. The exam is worth a total of 100 marks and is meant to evaluate students' understanding of fundamental concepts in logic design.
The document discusses solving various differential equations using different numerical methods. It contains 6 questions related to numerical methods for solving differential equations. Specifically, it involves:
1) Using Taylor's series, Euler's method, and Adams-Bashforth method to solve differential equations.
2) Employing Picard's method and Runge-Kutta method to obtain approximate solutions of differential equations.
3) Using Milne's method to obtain an approximate solution of a differential equation.
4) Defining an analytic function and obtaining Cauchy-Riemann equations in polar form.
The questions cover a wide range of numerical methods for solving differential equations including Taylor series, Euler's method, Picard
This document appears to be an exam question paper for a structural engineering course focused on earthquake engineering and seismic analysis. It contains 10 questions related to topics like lessons learned from past earthquakes, seismic waves, response spectra, seismic analysis of buildings, retrofitting structures, and base isolation systems. It also includes 4 figures showing building plans and mode shapes for dynamic analysis. The questions range from explaining concepts to calculating total base shear and performing vibration analysis of buildings.
The document appears to be part of an examination for an engineering mathematics course. It contains 5 questions with multiple parts each. The questions cover topics such as:
1. Solving differential equations numerically using methods like Picard's, Euler's modified, and Adam-Bashforth.
2. Solving simultaneous differential equations using the 4th order Runge-Kutta method.
3. Evaluating integrals using techniques like predictor-corrector formulas.
4. Questions on complex functions, conformal mappings, and harmonic functions.
5. Questions involving Legendre polynomials and their properties.
So in summary, the document contains problems for an engineering mathematics exam focusing on numerical methods for solving
This document contains the questions from a third semester B.E. degree examination on Network Analysis. It has 8 questions divided into two parts - Part A and Part B.
The questions assess concepts related to network analysis including Fourier series expansion, Fourier transforms, Laplace transforms, solution of differential equations using separation of variables, curve fitting, eigen analysis, and more. Methods like Newton-Raphson, simplex method, relaxation method, and power method are also tested. Circuit analysis concepts involving RC circuits, transfer functions, and network theorems are covered.
The questions require deriving equations, solving problems numerically and graphically, explaining concepts, and designing circuits to assess the candidate's understanding of core topics in network analysis
The document contains questions from an engineering mathematics exam covering topics such as Taylor series, differential equations, Laplace transforms, vector calculus, probability, and statistics. Students are asked to solve problems, prove theorems, derive equations, and perform other mathematical calculations related to these topics. The exam is divided into two parts with multiple choice and numerical answer questions.
The document appears to be an exam question paper for the subject Structural Analysis-I. It contains 8 questions with 5 parts to each question covering topics related to structural analysis including:
1) Determining support reactions and drawing shear force and bending moment diagrams for beams with different loading conditions.
2) Analyzing statically determinate trusses using method of joints and sections.
3) Drawing influence lines for reactions, shear force and bending moment.
4) Analyzing continuous and indeterminate beams using moment distribution method.
The questions require calculating values and drawing diagrams to analyze different structural elements and systems for internal forces and stability. Clear explanations and steps are required to solve the problems.
Unix and Shell Programming,
Q P Code: 60305.
Additional Mathematics I
Q P Code: 60306
Computer Organization and Architecture
Q P Code: 62303
Data Structures Using C
Q P Code: 60303
Discrete Mathematical Structures
Q P Code: 60304
Engineering Mathematics - III
Q P Code: 60301
Soft Skill Development
Q P Code: 60307
The document contains questions from a B.E. Degree Examination in Engineering Mathematics. It has two parts - Part A and Part B containing a total of 8 questions. The questions cover topics in graph theory, combinatorics, probability, differential equations and their solutions. Students are required to attempt 5 questions selecting at least 2 from each part.
The document appears to be a past examination paper for an advanced mathematics course. It contains 8 questions across two parts (Part A and Part B) related to topics in graph theory and combinatorics. The questions assess a range of skills, including proving theorems about graphs, analyzing graph properties, applying graph algorithms like Dijkstra's algorithm, and solving counting problems.
The document appears to be part of an examination for an Engineering Mathematics course. It contains 10 questions across 4 parts related to topics in differential equations, complex analysis, series solutions, and probability. For question 1a, it asks the student to use Taylor's series method to find an approximate solution to the differential equation dy/dx = 2y + 3e^x, y(0) = 0 at x = 0.1 and x = 0.2 to the fourth decimal place. For question 3c, it asks the student to use Adams-Bashforth method to find y when x = 0.4, 0.6, and 0.8 given the differential equation dy/dx = -y, the initial
This document contains information about an engineering mathematics examination, including questions on various topics like Fourier transforms, differential equations, interpolation, and numerical methods. It provides instructions to answer 5 full questions, with at least 2 questions from each part. The first part covers questions on Fourier series, transforms, differential equations, and interpolation. The second part includes questions on numerical methods, matrices, and integration.
This document contains questions from a Fourth Semester B.E. Degree Examination in Engineering Mathematics - IV and Advanced Mathematics - II from June/July 2015. It includes 7 questions in Part A and 5 questions in Part B for Engineering Mathematics - IV, and 6 questions in Part A and 7 questions in Part B for Advanced Mathematics - II. The questions cover topics such as solving differential equations numerically, analytic functions, vector calculus, and plane geometry.
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Q P Code: 60401
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Q P Code: 604A7
Analysis and Design of Algorithms
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This document contains instructions and questions for an exam in Analog and Digital Electronics. It is divided into 5 modules. For each module, there are 2 full questions with multiple parts to choose from. Students must answer 5 full questions, choosing 1 from each module. They must write the same question numbers and answers should be specific to the questions asked. Writing must be legible. The questions cover topics like operational amplifiers, logic gates, multiplexers, flip-flops, counters, and more. Diagrams and explanations are often required.
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Computer Organization and Architecture
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Data Structures Using C
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This document appears to be an examination for an advanced concrete design course. It includes questions related to concrete mix design, properties of concrete, testing methods, durability, special concretes, and more. Specifically, Part A asks about Bogue's compounds in cement, concrete rheology, porosity calculations, superplasticizers, fly ash, and mix design. Part B covers permeability, alkali-aggregate reaction, sulfate attack, fiber reinforced concrete, ferrocement, lightweight/high density concrete, and concrete properties. Part C asks about non-destructive testing methods, high performance concrete, and special topics like self-consolidating concrete. The document provides an examination covering a wide range of advanced concrete topics.
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1. fi*.{''{,1
1OMAT31
USN
Third Semester B.E. Degree Examination, Dec.2013 lJan.2Dl4
Engineering Mathematics -
Time: 3 hrs.
lll
Max. Marks:100
Note: Answer FIVEfull questions, selecting
at least TWO questions from each part
PART _ A
1 ',u, Find the Fourier series
(J
*2@r
il
o
o
o.
b.
o
o
6
lFh
,,,
n'
=
c.
r{} * } * +.
u'3'5')
(06 Marks)
f(x)=(*-1)'intheinterval 0<x<1
Obtainthehalf-rangecosineseriesforthefunction,
L
^
(.)X
hence deduce that
I
'-
ura n.n.. show that
!
.9
f(x) = lxl in Gn,x),
B 3(2n-1)r'
L
6
expansion of the function
,,,,,,,,
}
(07 Marks)
Compute the constant term and first two harmonics of the Fouripr series of
(x)
given by,
(07 Marks)
J'
F6
NV
x
fi
0
50"
ioo
J
Fl
.=N
f(x)
.B+
Y
o.)
Oi
eO
-'o>
a_o=
2n.,,.
2a.
b.
1.0
1.9
;J
J
r.4
4x
.,.....fi
1.7
,,,1
5n
2n
t.2
1.0
;J
.5
CENfRAL
LIBRAflY
tru for* of f(x) = -L.
l+x'
h- *'for lxl < I
Find the Fourier translorm of f r x) i
Obtain the Fourier cosine
=
a=
LV
oc)
lMarks;
I o forlxl >t
(07 Marks)
-!
c.
-L
3a.
of
(07 Marks)
,;*
oX
>'1
sd
b.
Obtain the various possible solutions of two dimensional Laplace's equation, u,*
*u,,
by the method of separation of variables.
ad
E6
'ia
or=
aa
Find the inverse Fourier sine transform
S
(07 Marks)
'
o_i
6V
o=
.
_..
Solve the one-dimensional wave equation, C'
conditions
(i)
,
u(0, t)
:
0: 0
,, ,
u(1,
r2
r2
o-u
j=-, o-u
6x' A'
(ii)
(iii)
LO
5.e
> (ts
o-
ao
c or.)
o=
;(x.0)
tr>
u(x. 0)
=o
5!
^5
t<
*
4 a.
a.I
a_)
Z
o
a
c.
:
UnX
;
= 0.
where u6 is constant
(07 Marks)
c."' Obtain the D'Almbert's solution of the wave equation u,,
o.B
0 < x < / under the following
u(x, 0)
4l!
€;
=0
: (x) una $1*.0)
a"'
=0
- C'r**
subject to the conditions
(06 Mar,Iq)
Findthe best values of a, b, c, if the equation y=a+bx+cx2 is to fit most closely to the
fo llo wing observations.
(07 Marks)
x 1
2
5
4
-)
v 10 t2 13 t6 t9
Solve the following by graphical method to maximize z = 50x + 60y subject to the
constraints, 2x+3y<1500, 3x+2y <1500, 0( x<400 and 0<y<400.
(06Marks)
By using Simplex method, maximize P=4xr -2xr-x, subject to the constraints,
xr +x2*X: (3,2xr+2xr*X., ( 4,xt-x, <0, X,)0 and xz )0.
(07Marks)
2. 5a.
b.
1OMAT31
PART _ B
Using Newton-Raphson method, find a real root of xsin x + cosx = 0 nearer to n, carryout
three iterations upto 4-decimals places.
(07 Marks)
Find the largest eigen value and the corresponding eigen vector of the matrix,
lz -1 ol
l-, 2 -11
Io -r ,)
By using the power method by taking the initial vector as [t
t t]'
carryout 5 -iterations.
(07 Marks)
c.
Solve the following system of equations by Relaxation method:
l}x+y+z=31 ;
6 a.
.
b.
(06 Marks)
A sulvey conoucteo m a slum locallty reveals tne lollowlns mlormatron as c lassified below,
nducted in
locali
ls the followins info
Income per dav in Ruoees 'x' Under 10 10 -20 20-30 30-40 40-50
Numbers of persons 'y'
20
45
115
115
210
Estlmate the probable number of persons in the income group lU b 25.
Estimate tne pr0DaDle numDel oI
rn tne mcome
2A to"/.5.
(07 Marks)
Determine (x) as a polynomials in x for the data given below by using the Newton's divided
diflerence formula.
(07 Marks)
x
f(x)
c.
2x+8y-z=24; 3x+4y+l0z=58
2
4
t0
96
5
Evaluate [.
+dx
jl+x
8
10
868
1746
6
t96 350
by using Simpson's
H' rule by taking 6 - equal strips and
of log. 2.
)
^
^)
7a. Solve the wave equation, + = 4+, subject to u(0, t) :
ol- dx'
u(x. 0) : x(4 - x) by taking h : l. K : 0.j upto 4-steps.
deduce an approximate value
Solve numerically the equatio"
'A0x'
t)0
(06 Marks)
0, u(4, t)
:
0, u1(x, 0)
0 and
(07 Marks)
subject to the conditions. u(0.
u(x,0): s.innr, 0< x <1, carryout
:
the computation
t):0:
utl.
t.1.
fortwo levels taking h =1
l.
K: + .
(07 Marks)
36
Solve u,o * u, = 0 in the following square region with the boundary conditions as
indicated in the Fig. Q7 (c).
(06 Marks)
and
c.
and
+ =*
hence
500 I 00 100 50
tt1
Fig. Q7 (c)
?n
8a.
b.
c.
0000
Find the z-transform o[ (i)
(ii) coshnO
n0
222 +32
Find the inverse z-transform or"
'
Solve the difference
sinh
(z+2)@-a)
equation, y n+2 * 6y,*r * 9y , - )n
with yo = yr = 0 by using z-transform.
*rk*rk>k
(xr) n-
(07 Marks)
(06 Marks)
(07 Marks)
3. TOME/AU32B
USN
Third Semester B.E. Degree Examination, Dec.2013 lJan.20l4
Mechanical Measurements and Metrology
Time: 3 hrs.
Max. Marks:100
Note: Answer FIVEfull questions, selecting
at least TWO questions from each part.
c)
()
(.)
CB
o.
a.
b.
(.)
(.)
!
8e
c.
6v
7r'
-t
o0'
=oo
.: c.l
PART _ A
De{ine metre in terms of wavelength standards. List the advantages of wavelength standards
over itaterial standards.
(06 Marks)
Describe with a neat sketch:
i) Imperial standard yard
ii) Wringing phenomena of slip gauges
(08 Marks)
Four length bars of basic length 100 mm are to be calibrated,using a calibrated length bar of
400 mm whose actual length is 399.9992 mm. It was also found that length of bars B, C and
D in comparison to A are +0.0002 mm. +0.0004 mm and -0.0001 mm respectively and the
length of all the four bars put together in comparison to standard calibrated bar is +0.0003
mm longer. Determine the actual dimensions of all the four end
HOO
oJtr
=o
71.
a.
-
a:
b.
oO
o0c
c.
-€
Differentiate between:
i) Hole basis and shaft basis system of tolerances
ii) Interchangeability and selective assembly.
Write notes on:
i) Compound tolerances
ii)
Marks)
Gauge tolerance.
Determine the dimensions of hole and shaft for a fit 30H8f7. The given data arc:
i:0.45Dr/r + 0.001D. IT8 :25i.1T7: l6i. Fundamentaldeviation for shaft'f is -5.5D0+r.
30 mm diameter lies in the diameter step of 18-30 mm. Sketch the fit and comment on the
same.
(08 Marks)
or=
p-A
o''
o_i
o=
3a.
b.
c.
AE
Explain with a neat sketch, the working of Solex pneumatic gauge,
(08 Marks)
Explain with a neat sketch, the construction and working of LVDT.
(08 Marks)
Show the arrangement of angle gauges, with a neat sketch by selecting minimum number of
gauges for the angles 32'15'33" and54o36'42".
',,.
(04 Marks)
G;
:9
v,
^:
-40
o=
qo
tr>
Xo
o
rJ<
-i c.i
o
o
Z
L
4 a.
,
b.
c.
What is the best size wire? Derive an expression for the same in terms of the pitch and angle
of the thread.
(06 Marks)
Explain 3-wire method of measuring effective diameter of screw thread.
(08 Marks)
Explain the principle of interferrometry. Write a note on optical flat.
(06 Marks)
PART
-B
5 a. With a neat block diagram, explain the generalized measurement system with an example to
each stage.
(08 Marks)
b.
Distinguish between:
c.
Define the following terms with reference to measurement system:
i) Calibration
ii) Sensitivity
iii) Hysterisis
iv) Threshold value
i)
Primary and secondary transducers
ii) Active and passive transducers
(06 Marks)
(06 Marks)
5. MATDIP3Ol
USN
Third Semester B.E. Degree Examination,
Dec.2013
Advanced Mathematics
-I
Time: 3 hrs.
,:.,i
d
o
o
Max. Marks:100
,
1 ' ;.
L
/Jan.20l4
Note: Answer any
(1
Express the complex number
+ i)(1 +
FIVEfull
3i)
1+ 5i
questions.
,'
in the form x + iy.
(06 Marks)
..,"'.'.,......,'..
J '
b.
r ----.-,:---r- -. (3Find the modulus and amplitude of
c.
Expand coso 0 in a series of cosines multiples of 0.
(07 Marks)
Find the nth deiivative of sin(ax + b).
If y: (sin-l x)2, Showthat (1-x')y,*,
(06 Marks)
a
o
C)
oX
d=
j=h
bol
troo
2a.
b.
c.
.=N
o:u
otr
aO
o2
a:
tr
-(2n+l)xy,*, -n'.yn=fl
Findthenthderivativeof ^[
I r +,. -3t2 Il.
i'[51x-ll (?-tf2x+3)J
Using Taylor's theorem, express the polynomial 2xr +7x2 +x
b.
Using .vtaclaurrn's series. expand tan x upto the term containing
usmg Maclaurin's senes,
ran
rhe
contammg
c.
lf z =r'
+ y''
(07 Marks)
(07 Marks)
- 6 in powers of (x -
a.
o(.)
botr
(07 Marks)
- 3axy then prove ,1'ru, AyAx :t:
- "-"- 9'l = axav
ovox AxAy
1).
(06 Marks)
(07 Marks)
x;,3g;:{gN(0,
"t.r'6 Y
''^y
c) Marks)
iY
,,il cetur*:: Sqi
"Er.r{E&t lE
t
4a.
b.
e
If
x'
+ y3 + 3xy = I .
find
l|.
r9 1 l6ElAF' J '
'3[---
'",CI2 0z
.. ..
'
z: (x, y) and x=eo +e-u andy=e-'-e', provethat:--=*
-?o
OE
o-A
c.
If
u = x+3y2
oj
o=
ao
atE
',...
,,,,':
5a.
!O
5.Y
>'!
uov
iou
o=
o. li
tr>
=o
5L
c.
o
o
'7
o
D(u.v.w)
at (1, -1, 0).
A(x.Y-z)
for
1r
? xdx
f
sin" x dx
.
-
:
(06 Marks)
A
l----.
J lt
i.!."
Evaluate
I If .,
-"
+
6a.
lll
Evaluate [ |. [.'''
J J J_
(07 Marks)
)
)dydx
(07 Mark$)
''dxdydz.
(06 Marks)
eY
000
t,
L
o.
Marks)
l3
J<
-N
E'v'aluate
find the value of
iZ- 0z
;-Vfi.t0l
(07 Marks)
Obtain ihe reduction formula
-
b.
'
.)
^) "
-23, y = 4x2yz, w = 222 -xy,
{,fr*Marks)
,frrgpp_-_
b.
c.
r rrru rr,! vqru! vr
Find the rurr. or
l[f)
l(rL_
Prove that B(m,n) =
g)]q.
l(m + n)
(07 Marks)
(07 Marks)
6. MATDIP3Ol
7 a. Solve 9 -.'*-" +x' .e-"
dx
b. Solve 4,Y =*' -y' which is homogeneous
(06 Marks)
.
.'tr
dx
4a:^, Solve dv V = e'* (x + 1)
,.
:,,,.{., r c.
- ,. .,
*
'SL*
.,.m,
in x and y.
xy
(07{arks)
.
-.%,*"
,,,':1''"r" (o6 Marks)
&L
(07 Marks)
(07 Marks)
s
,s_.
$o*d*
t'
{< {<
* * {'
..
'
: / t
{
{u
j'hn
.::
::::::;,
==il;..=
..'1 '::: :a
.=' * &d' lud
,*
tuill'
S
.:::''"':"
i
":1J' .
' nl'S
,::":l
:::,,,,":'13'
2
of2
7. IOME/AUITL33
USN
Third Semester B.E. Degree Examinationo
Dec.2013 lJan.2014
Basic Thermodynamics
Time: 3 hrs.
Max. Marks:100
Note: Answer FIVE full questions, selecting
ut lesst TWO questionsfrom each pait.
iJ
o
()
o.
E
o
o
L
b.
3e.
c.
oo,
-l
=co
.= cn
Y{r
o<
-A
3*
a::
2 a.
b.
o()
50i
-L
a6
c.
3.J
5i,
iq
o'!
().-i
o:
!o
5.Y
> (F
boo
cb0
o=
go
=<d
tr>
o
lr<
:-
3 a.
o.
E
For a non-flow system, show that the heat transferred is equal to the change in enthalpy of a
system.
f
o
o
Does heat transfer inevitably causes a temperature rise? What is the other cause for rise in
(02 Marks)
With a neat p-V diagram, derive an expression for workdone in each case of the following:
i) Isochoric process.
ii) Isobaric process.
iii) Isothermal process and
iv ) Polytropic process.
(10 Marks)
A piston device contains 0.05m3 of a gas initially at 200kPa. At this state, a linear spring
having a spring constant of 150 kN/m is touching the piston but exerling no force on it. Now
heat is transferred to the gas. causing the piston to rise and to compress the spring until the
volume inside the cylinder doubles. If the cross-sectional area of the piston is 0.25m2,
determine: i) a final pressure inside the cylinder; ii) the total work done by the gas and
iii) the fraction of work done against the spring to compress it.
(08 Marks)
temperature?
(04 Marks)
b. A gas undergoes a thermodynamic cycle consisting of the following processes: i) Process
1-2: constant pressure P:1.4 bar, Vr:0.028m3, Wr2:10.5kJ; ii) Process 2-3:
compression with pV: constant, U:: Uz and iii) Process 3-1: constant volume,
Ur * U: : -26.4 kJ. There are no significance change in KE and PE. i) Calculate the net
work for the cycle; ii) Calculate the heat transfer for the process 1 - 2; ii) Show that
(J
Z
PART _ A
Distinguish between:
i) Microscopic and macroscopic point of view.
ii) Temperature and thermal equilibrium and
iit) Intensive and extensive properties.
Classify the following into open, closed and isolated system:
i) Evaporator; ii) Thermoflask; iii) Passenger's train when stop at platform;
iv) Refrigerant in a refrigerator; v) Pressure cooker; vi) I.C. engine during
compression/expansion stroke; vii) Boiler and viii) Throttle valve.
(08 Marks)
Define a Quasi-static process. A platinum wire is used as a resistance thermometer. The wire
resistance was found to be lOohm and 16ohm at ice point and steam point respectively, and
3Oohm at sulphur boiling point of 444.6"C. Find the resistance of the wire at 750'C, if the
resistance varies with temperature by the relation. R: Ro (1 + oct + pt').
(06 Marks)
Q=
cycle
c.
f
W
, and iv) Sketch the cycle on p-V diagram.
(08 Marks)
cycle
In a certain stea{y flow process, 12 kg of fluid per minute enters at a pressure of 1.4bar,
density 25 kglm3, velocity 120 ntls and internal energy 920 kJlkg. fne Rula properties at
exit are 5.6bar, density 5 kg/m3, velocity 180 m/s, and internal energy 72OkJlkg. During the
process, the fluid rejects 60 kJ/s of heat and rises through 60m. Determine work done during
the process in kW.
(08 Marks)
8. lOME/AU/TL33
a.
b.
c'
State the limitations of first law of thermodynamics. Illustrate with examples. (04
Marks)
Prove that Kelvin-Plank and Clausius statements of second law of thermodynamics are
equivalent.
(06 Marks)
A heat pump working on the Carnot cycle takes in heat trom a reservoir at 5oC and delivers
heat to a reservoir at 60oC. The heat pump is driven by a reversible heat engine which takes
in heat from a reservoir at 840'C and rejects heat to a reservoir at 60'C. The reversible heat
engine also drives a machine that absorbs 30kW. If the heat pump extracts lTklls from the
5oC reservoir, determine: i) the rate of heat supply fromthe 840"C source and iil the rate
of heat rejection to the 60"C sink.
(10 Marks)
PART
-
B
a.
Prove that whenever a system executes a compete cyclic process, the quantit,
b.
c.
Explain principle of increase of entropy.
In a shell and tube heat exchanger 45kg of water per minute is heated fi"om 30.C
hot gases which enter the heat exchanger at 225"C.If the flow rate of gases is
find the net change of entropy of the universe.
a.
b.
{*
=
,
tort*ururr
(06 Marks)
to g5oC by
90 kg/min,
(06 Marks)
Draw the phase equilibrium diagram for a pure substance on'I-S plot with relevant constant
property lines.
(05 Marks)
What is the main objective of quality measurement? With a neat sketch, explain throttling
calorimeter
(07 Marks)
c'
What do you understand by degree of superheat? Steam initially at 1.5Mpa, 300.C expands
reversibly and adiabatically in a steam turbine to 40'C. Determine the ideal work output
of
the turbine per kg of steam.
(08 Marks)
a.
Derive Clausius Clayperon's equation for evaporation of liquid and explain the significance.
b.
Distinguish betweEn: i) Ideal gas and real gas and
c.
(04 Marks)
0.5 kg of air is compressed reversibly and adiabatically from 80kPa,50oC to 0.4Mpa
and is
then expanded at constant pressure and to the original volume. St<etctr tttese processes
on the
p-V and T-s planes. Compute the heat transfer and work transfer for the whoie path.
ii.y
Perfect.gas and
semiper*.t|!'*X"*'
(10 Marks)
a.
b.
c'
Explain the following:
i) Generalizedcompressibilitychart.
ii) Law of corresponding states and
iii) compressibility factor.
(06 Marks)
Derive Vander Waal's constants in terms of critical properties.
iot *".u.i
Determine the pressure exerted by CO2 in a container of 1.5m3 capacity when it contains
5kg
at 27oC. i) Using ideal gas equation and ii) Using Vander Waal's equation. (06
Marks)
) nf )
9. 10ME/AU32B
USN
Third Semester B.E. Degree Examination, Dec.2013 lJan.2Dl4
Mechanical Measurements and Metrology
Time: 3 hrs.
Max. Marks:100
Note: Answer FIVEfull questions, selecting
--'l---*---""'*-----'-'D
- --__
-^-J---at least TWO questions from eoch part.
()
o
o
L
g
PART_A
I a. Define metre in terms of wavelength standards. List the advantages of wavelength
b.
()
6
(.)
!
8e
c.
yl
de
;r,
troo
.=N
(o+
Eil.
otr
saJ
2 a.
3s
6=
b.
o()
(o0
b0i
c.
standards
over material standards.
(06 Marks)
Describe with a neat sketch:
i) Imperial standard yard
ii) Wringing phenomena of slip gauges
(08 Marks)
Four length bars of basic length 100 mm are to be calibrated using a calibrated length bar of
400 mm whose actu.al length is 399.9992 mm. It was also found that length of bars B, C and
D in comparison to A are +0.0002 mm. +0.0004 mm and -0.0001 mm respectively and the
length of all the four bars put together in comparison to standard calibrated bar is +0.0003
mm longer. Determine the actual dimensions of all the four end bars.
(06 Marks)
Differentiate between:
i) Hole basis and shaft basis system of tolerances
ii) Interchangeability and selective assembly.
Write notes on:
i) Compound tolerances
ii)
Gauge tolerance.
Determine the dimensions
(08 Marks)
7 (04 Marks)
of hole and shaft for a fit 30H8li. ihe given data are:
i:0.45Dr'+0.001D. IT8:25i.1T7:16i. Fundamentaldeviarion lorstratt't is-5.5D0ar.
30 mm diameter lies in the diameter step of l8-30 mm. Sketch the f-rt and comment on the
same
or=
=)Y
^X
o.!
o_a
oi;
3a
oE
og Marks)
?.
b.
c.
Explain with a neat sketch, the working of Solex pneumatic gauge.
(08 Marks)
Explain with a neat sketch, the construction and working of LVDT.
(08 Marks)
Show the arrangement of angle gauges, with a neat sketch by selecting minimum number of
gauges for the angles 32o15'33" and 54o36'42".
(04 Marks)
1 a.
What is the best size wire? Derive an expression for the same in terms of the pitch and angle
of the thread.
(06 Marks)
Explain 3-wire method of measuring effective diameter of screw thread.
(08 Marks)
Explain the principle of interferrometry. Write a note on optical flat.
(06 Marks)
LO
>'k
eo0
AE
tr>
:o
VL
o-
U<
:'
o
o
Z
P
b.
c.
5 a.
PART _ B
With a neat block diagram, explain the generalized measurement system with an example to
each
b.
a
c.
stage.
Distinguish between:
i)
Primary and secondary transducers
ii) Active and passive transducers
Define the following terms with reference to measurement system:
i) Calibration
ii) Sensitivity
iii) Hysterisis
iv) Tkeshold value
(08 Marks)
(06 Marks)
(06 Marks)
10. lOME/AU32B
a.
b.
c.
With
a neat sketch, explain the working principle of a CRO.
State the advantages of electrical signal conditioning elements.
(08 Marks)
(06 Marks)
Explain with a neat sketch, Ballast circuit diagram.
(06 Marks)
""':"""
:'',,d,
',
',,:
a.
b.
for pressure measurement. los"tudrts)
principle of proving ring.
a neat sketch, explain the working
(06 Marks)
*.-,,,.t*Olain with a suitable diagram, the working of hydraulic dynamometer. (06 Marks)
With
With
a neat sketch, describe the Pirani gauge used
,:_,,,,.,,,,,,
8 a.
b.
Sk@,an0 explain
the working principle of optical
Desciibe-=the steps
gauges.
pyrometer.
(0s Marks)
to be taken for the preparation of specimen and mounting of strain
(06 Marks)
' ,,:,"";-.,,,:
,1,,, i.'l"t
,,,,%
'
:"'..
t
:' :::
,=
,:::,
,::,:,
.. -.
1
::..""
:::._
,:..
:j:.,
a:
:t
,,.
0".,,".i
I
I
'i
,;
::: 1
::::::::
ir't;::" :'
j.:..
:"-"!,;
-'",...,,,-"
.=
iru
-l
1r
',il$E
"
t"tttt'tttt"
'
:i,[
,,'',,
':t,,
.;.
't"""'ttt'
i:
"
,r,1,' .
)jl( .
.1 :ia
:, ,I
l,, ,..tt,,,,,,.'
'il
2
of2
11. lOME/A.U35
USN
Third Semester B.E. Degree Examination, Dec.20L3 /Jan.2ol4
Manufacturing Process -
I
Time: 3 hrs.
Max. Marks:100
Note: Answer FIVEfull questions, selecting
at least TWO questions from each part.
d)
o
o
a
PART
la.
b.
c.
-A
List and briefly explain the different steps involved in a casting process.
Discuss in detail the different materials used in making a pattern.
Briefly dis,gqss the importance of binders and additives used in sand.moulding.
(08 Marks)
(06 Marks)
(06 Marks)
o
6)
3e
2a.
b.
c.
*oo
List the types of moulding sand. Discuss the desirable prop
With neat sketch. explain jolt type moulding
List casting defects. Discuss any two.
:of moulding
turd,o,
Marks)
machine.
(07 Marks)
(05 Marks)
I
Eoo
.=N
cO+
5*u
(Jtr
.Eo)
3a.
b.
4 a.
a:
oO
b.
With neat sketches, describe the,shell mouldingprocess. List advantages of the process.
(10 Marks)
What is die-casting? With a neat, and lateled sketch, explain cold chamber diecasting
process.
(10 Marks)
With neat sketch, show the construcJion details of a Cupola furnace. Also indicate different
zones and write the reactions taking place in each of the zones.
(10 Marks)
With neat sketch. explain the working of a direct arc electric firrnace.
0 Marks)
ooi
c!.6
9=
26
-o(B
5 a.
3(]
o.=
^X
trao.v
o.a
o:
6,i
b.
6 a.
GH
!o
5.v
>,h
bocbo
tr>
o-
U<
-N
o
o
Z
L
o
b.
PART
Explain the following,
D
iD
Submerged arc
*ith
-
).
B
.illi
neat sketches:
welding.
,
Oxy-acegllene welding.
and their fiekl of applications.
With neat sketch" explain forward and backward welding methods.
{/
"/
":- /
(08 Marks)
With neat sketches, explain the following:
D Seam welding
":" (12 Marks)
ii) Projectionwelding.
With a sketch, explain the electron beam welding process and mention its applications,
(08 fuarks)
7a.
b.
8a.
b.
With neat sketch, explain heat affected zone (HAZ) and its various regions.
Explain the different welding defects, their causes and remedies.
"111'lii
(10 Maiks),;
(10 Marks)
What is non-destructive testing? Explain with neat sketch ultrasonic inspection and its
application areas.
(10 Marks)
With neat sketch, explain fluroscent particle inspection process and its application areas.
(10 Marks)
12. lOME/AU36B
USN
Third Semester B.E. Degree Examination, Dec.2013 /Jan.2O14
Fluid Mechanics
Time: 3 hrs.
Max. Marks:100
Note: Answer FIVE full questions, selecting
at least TWO questions from euch part.
o
o
()
PART * A
(.)
o
L
3e
a.
d.
Define the following terms and mention their SI units:
i) Capillarity.
iil Dynamic viscosity.
iii) Weight density.
(06 Marks)
iv) Bulk modulus.
Explain the effect of temperature variation on viscosity of liquids and gasses. (04 Marks)
Two large plane surfaces are 2.4cm apart. The space between the surface is filled with
glycrene. What force is required to drag a very thin plate of surface area 0.5 square meters
between the two large plane surfaces at a speed of 0.6 m/s, if the thin plate is at a distance of
0.8cm from one of the plane surface? Take p : 8.1 t 10-rN-s/m2.
(07 Marks)
Derive an expression for surlace tension of a soap bubbie.
(03 Marks)
a.
Define the following:
(!=
7h
;,
=q
.=N
d+
9[i
oi
b.
c.
-O
o>
a2
;!
oO
=l
50tr
-oE
>d
6'O
cg
3o
'Xa
OE
5.e
> (F
^^o
cco
*o
E>
v9
(08 Marks)
A Caisson for closing the entrance to dry dock is of trapezoidal form 16m wide at the top
c.
6tE
L(j
Gauge pressure.
Vaccum pressure.
il ;;:.;ri*il*;;
b.
o-X
oi
d=
it
ii)
and 10m wide at the bottom and 6m deep. Find the total pressure and centre of pressure on
the Caisson if the water on the outside is just level with the top and dock is empty. (08 Marks)
(04 Marks)
What is a manometer? How they are classified?
potential flow, the velocity potential is given by 0 : x(2y - 1),
determine the velocity at point P(4, 5). Determine also the value of stream function at the
point P.
(10 Marks)
Derive an expression for metacentric height of a floating body using analytical method.
a. If for a two-dimensional
b.
(10 Marks)
^O
a-
lr<
*c.]
o
'7
o
a
E
4a.
b.
c.
Derive Euler's equation of motion for an ideal gas.
(08 Marks)
(02 Marks)
State Bernoulli's theorem for steady flow of an incompressible fluid.
A pipe line carrying oil of specific gravity 0.87, changes in diameter from 200mm diameter
at a position A to 500mm diameter at a position B which is 4 meters at a higher level if the
pressures at A and B are 9.81 N/cm2 and 5.886 N/cm2 respectively and the discharge is
200 litres/s determine loss of head and direction of flow.
(10 Marks)
I of2
13. IOMEiAU36B
PART
5a.
b.
c.
7a.
b.
8a.
B
Derive an expression for the discharge over a triangular notch in terms of water over the
(08 Marks)
crest of the notch.
A 30cm x 15cm venturimeter is provided in a vertical pipe line carrying oil of specific
gravity 0.9, the flow being upwards. The difference in elevation of the throat section and
entrance section of the venturimeter is 30cm. The differential U-tube mercury manometer
shows a gauge deflection of 25cm. Calculate: i) The discharge of oil; ii) the pressure
difference between the entrance section and the throat section. Take coefficient of meter as
(09 Marks)
0.98 and specific gravity of mercury as 13.6.
What are the methods of dimensional analysis? Describe Buckingham's n-theorem for
dimensional
a.
b.
-
analysis.
(03 Marks)
Derive an expression for the loss of head due to sudden enlargement of a pipe. (10 Marks)
Determine the difference in the elevations between the water surfaces in the two tanks which
are connected by a horizontal pipe of diameter 300mm and length 400m. The rate of flow
through the pipe is 300 litres/sec. Consider all losses and take f : 0.008. Also draw HGL and
(10 Marks)
TEL.
(10 Marks)
Derive an expression for Hagen Poiseullie formulae.
An oil of viscosity 0.1 N-s/m2 and relative density 0.9 is flowing through a circular pipe of
diameter 50mm and length 300m. The rate of flow of fluid through the pipe is 3.5 litres/sec.
Find the pressure drop in a length of'300m and also the shear stress at the pipe wall.
Define terms: i) Drag; ii)
:'
Lift; iii) Displacement
thickness
; iv) Boundary layer ltlff::l
(10 Marks)
b.
;:i.t:ffi:,
e ror raminar boundary rayer nows given
as
+=r(*)-1rr;r.'.,",
an expression for boundary layer thickness (61. Shea, stress (t6) interms of Reynold's
number.
(10 Marks)
2 of2